请教高手关于“日期查询”
hksl 2003-05-19 11:06:16 if radiobutton1.Checked then
begin
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.Add('select * from slpz where slrq between '+''''+datetimepicker1.date+' and '+''''+datetimepicker2'');
adoquery1.Open;
frm_bb_sl.show;
self.Hide;
while adoquery1.Eof do
showmessage('对不起没有您要的结果,您是否输入正确!');
end;
出现错误 [Error] bb.pas(47): Incompatible types: 'String' and 'TDate'
[Error] bb.pas(47): Missing operator or semicolon
这是说类型不符是吗,怎样解决呢,我的slrq是日期型